Neutrals influence on the water resistance coefficient of phenol-formaldehyde resin modified by wood pyrolysis liquid products
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DOI: 10.1007/s13399-020-01025-0
Abstract: This article presents the results of the investigation of the properties of phenol-formaldehyde resin, obtained using the phenol-replacing fraction. A two-step method was developed for phenol-replacing fraction separation from liquid pyrolysis products with a yield… read more here.
Keywords: phenol formaldehyde; water resistance; formaldehyde resin; resin ... See more keywords
Production of aromatic amines via catalytic co-pyrolysis of lignin and phenol-formaldehyde resins with ammonia over commercial HZSM-5 zeolites.
Sign Up to like & getrecommendations! Published in 2020 at "Bioresource technology"
DOI: 10.1016/j.biortech.2020.124252
Abstract: Aromatic amines could be produced from organic wastes via catalytic pyrolysis with ammonia that served not only as a carrier gas but also as a reactant. Aromatic amines of 14.2 C% with selectivity of 57.6%… read more here.
Keywords: via catalytic; lignin; pyrolysis; catalytic pyrolysis ... See more keywords
Evaluating the mechanical and fire-resistance properties of modified fast-growing Chinese fir timber with boric-phenol-formaldehyde resin
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DOI: 10.1016/j.conbuildmat.2017.08.035
Abstract: Abstract The abundant fast-growing Chinese fir was confined to nonstructural use for its poor mechanical and fire performance, and classified as low-quality building materials. Herein, Chinese fir was impregnated with boric-phenol-formaldehyde (BPF) resin, and then… read more here.
Keywords: boric phenol; fast growing; phenol formaldehyde; mechanical fire ... See more keywords
Mechanical and thermal properties of ZnO anchored GO reinforced phenol formaldehyde resin
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DOI: 10.1016/j.diamond.2020.107961
Abstract: Abstract Phenol formaldehyde/ZnO-decorated graphene oxide (PF/ZnO-RGO) nanocomposites were prepared by solution mixing method. The ZnO-RGO nanofillers were prepared by decorating ZnO particles on the surface of graphene oxide (GO) and it is interesting that the… read more here.
Keywords: mechanical thermal; zno rgo; zno; phenol formaldehyde ... See more keywords
Development of sulphur-doped carbon monolith derived from phenol-formaldehyde resin for fixed bed CO2 adsorption
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DOI: 10.1016/j.eti.2020.101104
Abstract: Abstract In this work, nanocasting technique (phenol-formaldehyde resin as a carbon source) followed by chemical activation (sodium thiosulphate) have been used for the synthesis of S-doped carbon monolith. The morphological and surface properties were explored… read more here.
Keywords: adsorption; carbon; sulphur; phenol formaldehyde ... See more keywords
Multi-scale evaluation of the effects of nanoclay on the mechanical properties of wood/phenol formaldehyde bondlines
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Adhesion and Adhesives"
DOI: 10.1016/j.ijadhadh.2017.01.004
Abstract: Abstract Nanoclay is a natural mineral that has great potential as a reinforcing filler in wood adhesives. In order to investigate the reinforcing mechanism more clearly, the crystalline structure, chemical properties, morphology, and thermal stability… read more here.
Keywords: scale evaluation; phenol formaldehyde; mechanical properties; effects nanoclay ... See more keywords
Preparation of bio-based phenol formaldehyde foams using depolymerized hydrolysis lignin
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DOI: 10.1016/j.indcrop.2016.12.063
Abstract: Abstract Bio-based phenol formaldehyde (BPF) foams with high phenol substitution ratios (30–50 wt%) were successfully prepared using depolymerized hydrolysis lignin (DHL, Mw ≈ 2000 g/mol) obtained via a proprietary low-temperature/low pressure depolymerisation process. FTIR measurements indicated that the foamable… read more here.
Keywords: foam; based phenol; phenol; phenol formaldehyde ... See more keywords
Curing and thermal properties of co-polymerized tannin phenol–formaldehyde resin for bonding wood veneers
Sign Up to like & getrecommendations! Published in 2020 at "Journal of materials research and technology"
DOI: 10.1016/j.jmrt.2020.05.029
Abstract: Abstract The aim of this study is to assess the curing behaviour and thermal properties of phenol–formaldehyde (PF) adhesives with different degree of tannin substitution using several thermal analysis techniques. Tannin from Acacia mearnsii bark… read more here.
Keywords: resin; tannin; tannin phenol; phenol formaldehyde ... See more keywords
A hybrid pyrolysis mechanism of phenol formaldehyde and kinetics evaluation using isoconversional methods and genetic algorithm
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DOI: 10.1016/j.tca.2020.178708
Abstract: Abstract This contribution experimentally and numerically investigates the thermal decomposition of phenol formaldehyde (PF) through thermogravimetric method coupling a new hybrid pyrolysis mechanism. Complicated pyrolysis process associated with at least 6 reactions was observed and… read more here.
Keywords: pyrolysis; hybrid pyrolysis; phenol formaldehyde; isoconversional methods ... See more keywords
Screening allergic reactions to resol resin based on phenol and formaldehyde in a clinic of occupational dermatology
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DOI: 10.1111/cod.12792
Abstract: Allergic reactions to resol‐type phenol formaldehyde resin [phenol formaldehyde resin 2 (PFR2)] are relatively common. It has been suggested that PFR2 should be included in baseline series. However, a recent international study found clinical relevance… read more here.
Keywords: resin; phenol formaldehyde; dermatology; allergic reactions ... See more keywords
Polycondensation procedure for compounding the components in production of phenol–formaldehyde polymer matrix composites
Sign Up to like & getrecommendations! Published in 2017 at "Russian Journal of Applied Chemistry"
DOI: 10.1134/s1070427217020136
Abstract: The choice of parameters of the polycondensation procedure for combining the components in forming polymer matrix composites based on fibrous and dispersed fillers and phenol–formaldehyde resin is substantiated. The materials formed using the polycondensation procedure… read more here.
Keywords: procedure compounding; polycondensation procedure; procedure; phenol formaldehyde ... See more keywords